Sex trafficking on Meta platforms was both difficult to report and widely tolerated, according to a court filing unsealed Friday. In a plaintiffs’ brief filed as part of a major lawsuit against four social media companies, Instagram’s former head of safety and well-being Vaishnavi Jayakumar testified that when she joined Meta in 2020 she was shocked to learn that the company had a “17x” strike policy for accounts that reportedly engaged in the “trafficking of humans for sex.” “You could incur 16...